Siemens SIPROTEC 4 7SD80 Manual page 273

Line differential protection
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[td-kennl-amz-n-ansi-2-oz-060802, 1, en_US]
Figure 4-5
SIPROTEC 4, 7SD80, Manual
E50417-G1100-C474-A2, Edition 02.2018
Trip time characteristics of inverse time overcurrent element, acc. ANSI/IEEE (phases and
ground)
Technical Data
4.7 Time Overcurrent Protection
273

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